UseWindowDimensions

The useWindowDimensions API automatically updates width and height values when the screen size changes.

PropertiesfontScaleheightscalewidth

RESETRUNFULL
import React from "react";import { View, StyleSheet, Text, useWindowDimensions } from "react-native";const App = () => {
  const window = useWindowDimensions();
  return (
    <View style={styles.container}>
      <Text>{`Window Dimensions: height - ${window.height}, width -
                   ${window.width}`}</Text>
    </View>
  );}const styles = StyleSheet.create({
  container: {flex: 1, justifyContent: "center", alignItems: "center"}});export default App;